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Merck
MRK

Overview Fund Activity

3,400 hedge funds and large institutions have $177B invested in Merck in 2025 Q1 according to their latest regulatory filings, with 183 funds opening new positions, 1,323 increasing their positions, 1,580 reducing their positions, and 275 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
3,400
Holders Change
-162
Holders Change %
-4.55%
% of All Funds
46.18%
Holding in Top 10
64
Holding in Top 10 Change
-8
Holding in Top 10 Change %
-11.11%
% of All Funds
0.87%
New
183
Increased
1,323
Reduced
1,580
Closed
275
Calls
$2.57B
Puts
$2.32B
Net Calls
+$255M
Net Calls Change
+$17.9M

Top Buyers

1
Charles Schwab
Charles Schwab
California
+$2.61B
2
TIM
Thornburg Investment Management
New Mexico
+$1.09B
3
Fisher Asset Management
Fisher Asset Management
Washington
+$748M
4
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
+$708M
5
Pacer Advisors
Pacer Advisors
Pennsylvania
+$454M

Top Sellers

1
Capital World Investors
Capital World Investors
California
-$787M
2
AIM
Alphinity Investment Management
Australia
-$693M
3
Fidelity Investments
Fidelity Investments
Massachusetts
-$498M
4
Bank of America
Bank of America
North Carolina
-$481M
5
Royal Bank of Canada
Royal Bank of Canada
Ontario, Canada
-$377M
Name Holding Trade Value Shares
Change 		Shares
Change %
AIM
1926
Alhambra Investment Management
Florida
$954K -$4.49K -50 -0.5%
M1FG
1927
Mach-1 Financial Group
Arkansas
$953K +$953K +10,618 New
CIA
1928
Cladis Investment Advisory
Montana
$952K +$44.9K +500 +5%
OFG
1929
OmniStar Financial Group
North Carolina
$952K +$510K +5,666 +115%
PIMG
1930
Patriot Investment Management Group
Tennessee
$950K -$147K -1,633 -13%
HCP
1931
Hexagon Capital Partners
Arkansas
$950K +$367K +4,090 +63%
SRC
1932
Sage Rhino Capital
California
$950K +$8.17K +91 +0.9%
CA
1933
Capital Advantage
California
$948K – – –
NAS
1934
Nicolet Advisory Services
Wisconsin
$945K -$157K -2,027 -14%
CHJWM
1935
Carlton Hofferkamp & Jenks Wealth Management
Texas
$944K -$60K -785 -6%
PCM
1936
Perkins Capital Management
Minnesota
$942K – – –
CMP
1937
Coston McIsaac & Partners
Maine
$941K +$18.6K +207 +2%
MPPW
1938
Mitchell & Pahl Private Wealth
Oklahoma
$939K -$14.5K -162 -2%
FPCP
1939
Fort Point Capital Partners
California
$938K +$13.2K +147 +1%
MMHP
1940
Murphy Middleton Hinkle & Parker
Georgia
$938K +$808 +9 +0.1%
ST
1941
Somerset Trust
Pennsylvania
$938K +$184K +2,054 +24%
LIM
1942
Loudon Investment Management
New Hampshire
$935K -$259K -2,889 -22%
BFG
1943
Berger Financial Group
Minnesota
$934K -$161K -1,797 -15%
NME
1944
Notis-McConarty Edward
$929K – – –
FWC
1945
First Washington Corp
Washington
$927K – – –
CNTOF
1946
Canandaigua National Trust of Florida
New York
$927K +$264K +2,939 +40%
HWP
1947
Highline Wealth Partners
California
$924K -$5.66K -63 -0.6%
CB
1948
Centennial Bank
Arkansas
$923K -$139K -1,553 -13%
PP
1949
Patron Partners
Texas
$921K -$190K -2,120 -17%
ATC
1950
Adirondack Trust Company
New York
$919K -$48K -535 -5%
76 77
78
79 80